Search a number
-
+
223034980 = 22574337049
BaseRepresentation
bin11010100101100…
…11111001100100
3120112200100110211
431102303321210
5424044104410
634044225204
75345523520
oct1522637144
9515610424
10223034980
11104996533
126283b204
1337290c7c
142189ad80
15148a968a
hexd4b3e64

223034980 has 48 divisors (see below), whose sum is σ = 547747200. Its totient is φ = 74688768.

The previous prime is 223034963. The next prime is 223034983. The reversal of 223034980 is 89430322.

It is not an unprimeable number, because it can be changed into a prime (223034983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12505 + ... + 24544.

It is an arithmetic number, because the mean of its divisors is an integer number (11411400).

Almost surely, 2223034980 is an apocalyptic number.

223034980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223034980 is an abundant number, since it is smaller than the sum of its proper divisors (324712220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223034980 is a wasteful number, since it uses less digits than its factorization.

223034980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37108 (or 37106 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 223034980 is about 14934.3556941704. The cubic root of 223034980 is about 606.4444052910. Note that the first 4 decimals are identical.

The spelling of 223034980 in words is "two hundred twenty-three million, thirty-four thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 43 70 86 140 172 215 301 430 602 860 1204 1505 3010 6020 37049 74098 148196 185245 259343 370490 518686 740980 1037372 1296715 1593107 2593430 3186214 5186860 6372428 7965535 11151749 15931070 22303498 31862140 44606996 55758745 111517490 223034980